Decatur, GA → Myrtle Beach, SC
311 mi · 6h 12m (driving)
Current Risk
Medium Risk
Heat Advisory in effect along your route
Decatur
79°
33.7°
93°
33.7°
97°
Myrtle Beach
78°
Trip Briefing
3 segments · 311 mi · 6h 13m
Weather
⛅ Partly cloudy
93°F, wind 7 mph
Rest Stops
10
Restrooms, Truck svc
Cameras
7 live
Clear driving conditions expected
Rest stops in this segment:
- ● Pilot Travel Center
- ● Rest Area 🚻
- ● Rest Area 🚻
Weather May Slow Traffic
Active weather advisory — expect slower travel
Traffic Cameras
See recent road conditions along your route
Images are snapshots updated periodically by state DOTs. Timestamps shown in images indicate when each photo was captured.
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Via I-20 → I-95 North → US-76 → US-378 → US-501
Cameras shown are along this computed route
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DEK-0314: SR 155/Flat Shoals Pkwy at Waldrop Rd (DeKalb)
GA · EB
DEK-0325: SR 155/Flat Shoals Pkwy at Snapfinger Rd (DeKalb)
GA · EB
GDOT-0374: I-20 E at I-285 MM 67 (DeKalb)
GA · EB
GDOT-0376: I-20 E past I-285 MM 67.3 (DeKalb)
GA · EB
GDOT-0381: I-20 E past WesleyChapelRd MM 70.1 (DeKalb)
GA · EB
GDOT-1151: I-20 E at SR142 MM 93.4 (Newton)
GA · EB
GDOT-1156: I-20 E before CareyStationRd MM 126.6 (Greene)
GA · EB
GDOT-1164: I-20 E at SR383 MM 193.7 (Columbia)
GA · EB
10160
Columbia, SC ·
10068
Columbia, SC ·
10301
Columbia, SC ·
50229
Florence, SC ·
Rest Stops Along Your Route
39 stops available
Swipe to see moreShowing 1-2 of 39
Get Weather Alerts for This Route
We'll notify you when conditions change before your trip. Never drive into a surprise storm again.
⚡ Recent Weather Events on This Route
Premium users received alerts for these conditions:
- 🌧️Aug 11: Rain advisory for afternoon departures
- ❄️Aug 9: Snow expected at higher elevations - consider earlier departure
- 🌫️Aug 6: Dense fog warning for morning travel
Don't miss the next alert →
Driving from Decatur, GA to Myrtle Beach, SC covers 311 miles in roughly 6h 12m of drive time, crossing state lines. We track 12 live traffic cameras, 39 rest areas and 3 active weather alerts along this corridor so you can plan around them. Most drivers do this trip in one day; weather along the route matters more than the forecast at either endpoint, since you'll cross several climate zones.
7-Day Driving Outlook
Today
Aug 13
94° / 79°
No precip
Tomorrow
Aug 14
98° / 76°
No precip
Sat
Aug 15
99° / 78°
No precip
Sun
Aug 16
97° / 77°
No precip
Mon
Aug 17
100° / 79°
No precip
Tue
Aug 18
97° / 78°
No precip
Wed
Aug 19
96° / 77°
No precip
🗓️ Weekend Outlook
Saturday
Good to Go🌦️ Moderate rain showers at origin, 🌦️ Moderate rain showers at destination
Sunday
Good to Go⛅ Partly cloudy at origin, 🌦️ Moderate rain showers at destination
Plan This Route
Get hour-by-hour weather forecasts, real-time traffic, and find the optimal departure time.
🚗 Live traffic included
See if current slowdowns affect your drive time
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Current Conditions
Decatur, GA
79°F
Wind: 6 mph
Myrtle Beach, SC
78°F
Wind: 6 mph
Weather data updated in real-time
Driving from Decatur, GA to Myrtle Beach, SC
The 311-mile drive from Decatur, Georgia to Myrtle Beach, South Carolina takes approximately 6h 12m under normal conditions. Weather along this route can vary significantly, especially along coastal regions where fog and marine weather can impact visibility. Route Outlook helps you find the safest time to travel by showing you weather conditions at every point along your route, timed to when you'll actually be there.
This long-distance route crosses state lines from Georgia into South Carolina, connecting Decatur and Myrtle Beach. Covering 311 miles, this is a substantial drive that will take you through diverse terrain and weather patterns. Planning ahead with real-time conditions along the entire route — not just at your destination — is essential for a safe trip.
Common Weather Hazards on This Route
- Severe thunderstorms and flash flooding (spring and summer)
- Hurricane and tropical storm impacts (June through November)
Seasonal Driving Considerations
Coastal weather on this route can shift quickly. Marine fog is common during morning hours, especially in spring and fall, reducing visibility to near zero. Hurricane season (June through November) can bring extended road closures and dangerous conditions. During fair weather, coastal routes offer scenic driving — but always verify conditions with live traffic cameras before heading out.
Best Time to Drive Decatur to Myrtle Beach
For medium-distance drives like this 311-mile route, consider starting in the early morning to arrive before afternoon storms develop. Check the 7-day forecast above to find a day with favorable conditions along the entire route.
Driving Strategy
A 311-mile drive from Decatur to Myrtle Beach takes a significant part of the day. Plan at least one fuel and rest stop along the way. If your route crosses elevation changes or state lines, expect weather conditions to shift mid-trip. Monitor the segment-by-segment forecast rather than just checking destination weather. Starting early in the morning typically avoids afternoon storm development and rush-hour congestion near urban areas.
Pro Tip
Use Route Outlook's departure optimizer to find the best time to leave. Our 4D trajectory engine considers weather at each point along your route at the exact time you'll be there — not just at your destination. It also integrates live data from traffic cameras, DOT 511 feeds, and road weather sensors.
Frequently Asked Questions
How long is the drive from Decatur to Myrtle Beach?
The drive is approximately 311 miles and takes about 6h 12m under normal traffic and weather conditions. Severe weather can add significant time to your trip.
What's the best day to drive this route?
Based on current forecasts, Today (Aug 13) looks ideal. Low chance of precipitation with manageable conditions
Is it safe to drive from Decatur to Myrtle Beach today?
Current conditions show medium risk along this route. Conditions look favorable for travel. Always stay alert and adjust speed for changing conditions.
Are there rest areas on the Decatur to Myrtle Beach route?
Yes, there are 39 rest areas along this route. Facilities include restrooms, parking, and in some cases picnic areas and vending machines. Rest stops are spaced throughout the drive, so you'll never be too far from a break.
Can I see live traffic cameras on this route?
Yes, Route Outlook shows 12 live traffic cameras along this route, sourced from state DOT feeds. You can check road visibility, traffic flow, and pavement conditions in real time before and during your drive.
What highways does this route use?
This route primarily uses GA 155, I-20. Conditions can vary between highway segments, so check live camera feeds and road condition reports for each stretch before departing.
Are there any road closures on this route right now?
No significant incidents or road closures are currently reported along this route. Conditions can change quickly — this page updates automatically with the latest data from state DOT 511 systems.
Related Driving Guides
Finding the Safest Time to Drive: A Data-Driven Approach
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🛣️How to Check Road Conditions Before a Trip: All Your Options
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